1838B 3M | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 6
Technical content
February, 2016 3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Product Description
- 3M™Scotch-Weld™ Epoxy Adhesive 1838 B/A Green is a controlled ow product • This epoxy adhesive is two-part, room temperature curing structural adhesive with high shear strengths and excellent environmental resistance. • Excellent for bonding many metals, woods, and some plastics. • Recognized as meeting UL 94 HB
3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Technical Information Note The following technical information and data should be considered representative or typical only and should not be used for specication purposes. Typical Uncured Physical Properties Property Values Test Condition Base Color White Accelerator Color Green Base Viscosity 70,000-600,000 cP 80°F(27°C) Accelerator Viscosity 300,000-1,000,000 cP 80°F(27°C) Base Resin Modied Epoxy Accelerator Resin Polyamide Base Net Weight 11.0 to 11.6 lb/gal Accelerator Net Weight 8.9 to 9.3 lb/gal Mix Ratio by Volume (B:A) 4:5 Mix Ratio by Weight (B:A) 1:1 Typical Mixed Physical Properties Worklife, 100g mixed: 60 min ConditionsTest Condition : Room Temperature Typical Cured Characteristics Property Values Attribute Modier Method Dwell/Cure Time Modulus 344000 lb/in² Tensile Strength 4290 lb/in² At Break Shore D Hardness 82 ASTM D2240 60 min @ Room Temperature Typical Physical Properties Color: Green ConditionsAttribute Modier: Cured Typical Performance Characteristics Elongation at Break: 2 to 3 %
3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Typical Performance Characteristics (continued) T-Peel Adhesion Temp C Temp F 2 lb/in width -55C -67F 4 lb/in width 23C 73F 4 lb/in width 82C 180F Electrical and Thermal Properties Property Values Test Condition Notes Method Glass Transition Temperature (Tg) 55 °C 131 °F Mid-Point Glass Transition Temperature (Tg) determined using DSC Analyzer with a heating rate of 68°F (20°C) per minute. Second heat values given. Dielectric Constant 6.06 1 KHz, Room Temperature ASTM D150 Dissipation Factor 0.012 1 KHz, Room Temperature ASTM D150 Thermal Conductivity 0.169 (btu-ft)/(h-ft²-°F) Volume Resistivity 1.5 × 10^15 Ω-cm Room Temperature ASTM D257 Coecient of Thermal Expansion 79 × 10^-6 m/m/°C Between 32-40°F(0-40°C) Handling/Application Information Application Equipment These products may be applied with spatula, trowel, or ow equipment. Two part mixing/proportioning/dispensing equipment is available for intermittent or production line use. These systems are ideal because of their variable shot size and ow rate characteristics and are adaptable to most applications.
3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Handling/Application Information (continued) Directions for Use Surface Preparation Storage and Shelf Life
3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Industry Specications UL 94 HB Trademarks 3M and Scotch-Weld are trademarks of 3M Company. References Property Values 3m.com Product Page https://www.3m.com/3M/en_US/company-us/all-3m-products/~/3M-Scotch-Weld-Epoxy-Adhesive-1838?N=5002385+3293241555&rt=rud Safety Data Sheet (SDS) https://www.3m.com/3M/en_US/company-us/SDS-search/results/?gsaAction=msdsSRA&msdsLocale=en_US&co=ptn&q=1838 B/A Green
1838 B/A Green 1838 B/A Tan 1838-L B/A Translucent
Color Attribute Modier: Cured Green Tan Clear/Amber This Industrial Adhesives and Tapes Division product was manufactured under a 3M quality system registered to ISO 9001 standards. Refer to Product Label and Material Safety Data Sheet for health and safety information before using this product. For additional health and safety information, call 1-800-364-3577 or (651) 737-6501.
3M™ Scotch-Weld™ Epoxy Adhesive 1838 B/A Green Information 3M United States 3M Center St. Paul, MN 55144-1000 800-362-3550 www.3M.com Please recycle. © 3M 2021. All Rights Reserved. The brands listed above are trademarks of 3M Technical Information: The technical information, guidance, and other statements contained in this document or otherwise provided by 3M are based upon records, tests, or experience that 3M believes to be reliable, but the accuracy, completeness, and representative nature of such information is not guaranteed. Such information is intended for people with knowledge and technical skills sucient to assess and apply their own informed judgment to the information. No license under any 3M or third party intellectual property rights is granted or implied with this information. Warranty, Limited Remedy, and Disclaimer: Unless a dierent warranty is specically stated on the applicable 3M product packaging or product literature (in which case such warranty governs), 3M warrants that each 3M product meets the applicable 3M product specication at the time 3M ships the product. 3M MAKES NO OTHER WARRANTIES OR CONDITIONS, EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OR CONDITION OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR ARISING OUT OF A COURSE OF DEALING, CUSTOM, OR USAGE OF TRADE. If a 3M product does not conform to this warranty, then the sole and exclusive remedy is, at 3M’s option, replacement of the 3M product or refund of the purchase price. Limitation of Liability: Except for the limited remedy stated above, and except to the extent prohibited by law, 3M will not be liable for any loss or damage arising from or related to the 3M product, whether direct, indirect, special, incidental, or consequential (including, but not limited to, lost prots or business opportunity), regardless of the legal or equitable theory asserted, including, but not limited to, warranty, contract, negligence, or strict liability.